3920539

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 4924800

約数和(自身を除く): 1004261

約数列:

[1, 7, 29, 31, 49, 89, 203, 217, 623, 899, 1421, 1519, 2581, 2759, 4361, 6293, 18067, 19313, 44051, 80011, 126469, 135191, 560077, 3920539]

約数ペア:

[(1, 3920539), (7, 560077), (29, 135191), (31, 126469), (49, 80011), (89, 44051), (203, 19313), (217, 18067), (623, 6293), (899, 4361), (1421, 2759), (1519, 2581)]